proton
/ˈpɹəʊ.tɒn/
B2 · Upper Int.★★☆☆☆
Simple Meaning
正の電荷を持つ原子の非常に小さな部分
When to Use
📚Academic Writing⚙️Technical📝Exam Vocabulary
Upper Intermediate — fluent in familiar topics
Examples in Conversation
“化学の授業で、陽子は正の電荷を持つと学びました。”
“原子内の陽子の数がその元素を決定します。”
Learning Path
▶Full Definition
A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark.
Related Words
Word Family:
protonicprotonateprotonation